16.08.2026 aktualisiert

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Senior Cloud Solutions Architect & SRE/DevSecOps Expert (AWS, GCP)

Melbourne, Australien
Nur Remote
AWS, GCP and CKA Certified
Melbourne, Australien
Nur Remote
AWS, GCP and CKA Certified

Profilanlagen

Sean Lobjoit Resume - June 2026 (1).pdf

Über mich

I'm a Multi-Cloud Solutions Architect and full-stack builder who designs, ships, and runs systems end to end. From high-availability cloud architecture down to the web and mobile apps that sit on top of it, I work across the whole stack rather than stopping at the whiteboard.

Skills

Amazon Web ServicesGoogle CloudInfrastructure as Code (IaC)KubernetesCloud-MigrationTerraformDevSecOps
Amazon Web Services (AWS) & Google Cloud Platform (GCP)
Over 10 years of expertise in architecting and managing enterprise-grade cloud platform solutions on AWS and GCP, including cloud migration, multi-cloud strategies, networking, and infrastructure design. Holder of AWS Certified Solutions Architect - Professional and Google Cloud Certified Professional Cloud Architect certifications.

Cybersecurity & Cloud Security
Deep expertise in cybersecurity threat mitigation, incident response, security architectures, WAF, DDoS mitigation, threat modeling, artefact signing, CVE scanning, SIEM integration, and co-authoring cybersecurity policies for complex global infrastructures.

Site Reliability Engineering (SRE) & DevSecOps
Extensive experience in SRE practices including defining SLOs, SLIs, RTOs, and RPOs, building automated monitoring and alerting across multi-cloud environments, CI/CD pipeline development, chaos engineering, and Kubernetes administration (GKE, EKS).

Terraform & CloudFormation (Infrastructure as Code)
Expert-level proficiency in Terraform and CloudFormation for end-to-end infrastructure automation, IaC tooling standards, and automation pipeline development across large-scale cloud environments.

Kubernetes & Container Orchestration
Expert in Kubernetes administration and development including GKE and EKS, Docker (including ECS), container orchestration deployment design, logging, and troubleshooting in production environments.

Linux System Administration
Expert-level Linux skills covering shell scripting and automation (Bash), package management, firewall and networking configuration, user and LDAP management, security hardening, monitoring, logging, and virtualisation and containerisation.

Python, C# & Node.js Development
Proficient software development background in Python, C#, and Node.js, with experience building portfolio management products, trading systems, SOAP/XML APIs, and backend services.

Blockchain & DeFi Infrastructure
Extensive experience with blockchain DeFi protocols and tools, security and auditing tools, nodes, and infrastructure, including co-authoring cybersecurity policies for blockchain gaming platforms.

Engineering Team Management
Proven track record leading and mentoring international cross-region engineering teams of up to 20 people, driving scalability, performance optimization, cost-efficiency, and high-quality delivery across global projects.

AI, Machine Learning & Data
Experience with AI and data solutions, machine learning pipelines on Google Cloud Platform, artificial neural networks, deep learning, and designing cost-effective solutions using advanced analytics and machine learning.

Erfahrung

Berufserfahrungmehr als 10 Jahre
Freelancer seit2024

Sprachen

EnglishMuttersprache

Projekthistorie

Information Technology Consultant

Perpetual Squared
Lead architect for enterprise-grade, high-availability systems supporting complex digital transformation initiatives. Specializes in scalable, resilient architecture design across FinTech, cybersecurity, and game development sectors in APAC and EMEA. Collaborates with cross-functional teams to align technical solutions with business goals and regulatory requirements. Bridges cutting-edge technology with strategic business outcomes to deliver impactful, future-ready solutions. Enables small to large enterprises to build robust digital infrastructures that support sustainable growth and long-term competitiveness.

Head of Cloud Platform / SRE and Cybersecurity

Illuvium
Head of Cloud and Cybersecurity at AAA blockchain game studio. Led a remote team of 20 to build secure, scalable cloud gaming platforms on AWS, GCP, and Cloudflare. Mentored teams in cloud and security best practices, optimizing efficiency, cost, and scalability. Automated testing and CI/CD with build pipelines and chaos engineering. Implemented security controls including artefact signing, versioning, and CVE scanning. Built automated monitoring and alerting across 11 multi-cloud environments. Defined SLOs, SLIs, RTOs, and RPOs for reliability. Developed cloud security strategies including WAF, DDoS mitigation, and threat modeling. Co-authored cybersecurity policies for blockchain gaming. Led risk assessments, security audits, and SIEM integration for a global infrastructure.

Senior Site Reliability Engineer (SRE)

DoiT International
Advised enterprise clients such as JFrog, RedisLabs, InfluxData, Cockroach Labs, Recurly, Sift, and Glean on cloud migration and multi-cloud strategies, automated testing and CI/CD, Kubernetes and container orchestration, implementing security controls, building automated monitoring and observability systems, and led AWS Immersion Days and Well-Architected Reviews. Internally developed custom automation tools and scripts, established IaC tooling standards and automation pipelines, and designed cost-effective solutions using advanced analytics and machine learning.

Senior Cloud Platform Architect / Site Reliability Engineer

IRESS
Led the cloud migration to AWS for both infrastructure and workloads, as well as on-premises and data center interconnectivity. Cross-functional team collaboration from EMEA through to APAC. Evaluated emerging tech to drive innovation and align with strategic goals. Optimized architecture, improving system stability and reliability. Bridged technical and business teams, simplifying complex concepts for informed decisions. Led IaC pipeline development using Bash, Buildkite, GitHub and Terraform for end-to-end automation. Developed Buildkite CI/CD pipelines, streamlining global software delivery. Designed and implemented AWS networking as an extension of on-prem data centers including Transit Gateways, Direct Connects, and Client Gateways. Trained traditional networking teams on cloud integration and AWS best practices.

Software Solutions Architect / DevSecOps

IRESS
Stayed ahead of industry trends, evaluating emerging tech for strategic adoption. Developed clear documentation for technical specs, project plans and user guides. Optimized application performance with 3rd-party integrations and microservices. Managed multiple projects and priorities, consistently meeting deadlines. Broad experience in financial systems, including Portfolio and Wealth Management, Margining, Lending, Trading, and HFT/Algos.

Senior Software Developer

IRESS
C# and Python developer for portfolio management products. C++ and Python backend developer for trading systems. Developed SOAP/XML APIs in C++ and C#. Mentored junior developers, improving coding standards and best practices. Trained new hires on company design and review standards. Delivered high-quality code on time, managing project priorities effectively. Optimized software performance, resolving bottlenecks. Integrated software components seamlessly with cross-functional teams.

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